Sinornithosaurus
PeriodEarly Cretaceous (125-122 Ma)
DietCarnivore
Length1.2 m
Weight2 kg
LocationChina
ClassificationDromaeosauridae
About Sinornithosaurus
A feathered dromaeosaur preserving true branching feathers in tufts of varied shape. Sits close to the line leading to birds. Researchers once argued for venom grooves in its teeth, a claim still debated. One of the key links between raptors and modern birds.
Size
1.2 m longArgentinosaurus: 35 m
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